DrJack's BLIPSPOT for: FRI 04/24 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 73.4 - - 73.0 - - - Temp@2m Sfc.Heating - - - - - - 327 - - 179 - - - Sfc.Heating BL Depth - - - - - - 7806 - - 6472 - - - BL Depth Hcrit - - - - - - 8276 - - 6895 - - - Hcrit BL Top - - - - - - 10364 - - 9030 - - - BL Top Hgt.Variab. - - - - - - 3569 - - 5372 - - - Hgt.Variab. W* - - - - - - 569 - - 440 - - - W* B/S - - - - - - 9 - - 6 - - - B/S BL Wind - - - - - - 11 - - 14 - - - BL Wind Direction - - - - - - 246 - - 256 - - - Direction Wind Shear - - - - - - 3 - - 5 - - - Wind Shear Max.Converg - - - - - - -8 - - -21 - - - Max.Converg CLOUDpotent - - - - - - 443 - - -1079 - - - CLOUDpotentl sfcLCL - - - - - - 9922 - - 10109 - - - sfcLCL ODpotential - - - - - - -679 - - -2264 - - - ODpotential blCL - - - - - - 11043 - - 11294 - - - blCL maxRH - - - - - - 74 - - 83 - - - maxRH CAPE - - - - - - 100 - - 100 - - - CAPE Temp@2m - - - - - - 73.4 - - 73.0 - - - Temp@2m DewPt@2m - - - - - - 39.4 - - 38.1 - - - DewPt@2m Temp@Bot - - - - - - 71.0 - - 71.4 - - - Temp@Bot DewPt@Bot - - - - - - 38.4 - - 37.3 - - - DewPt@bot Sfc.Heating - - - - - - 327 - - 179 - - - Sfc.Heating BL Depth - - - - - - 7806 - - 6472 - - - BL Depth EXPERIMENT - - - - - - 0 - - 33 - - - EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 5 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 97603 34 244 37 250 97603 90175 34 243 32 246 90175 84445 23 234 25 240 84445 79680 14 261 16 229 79680 75574 19 268 11 242 75574 71963 13 246 12 270 71963 68713 3 292 12 291 68713 65728 6 353 10 295 65728 62960 8 307 13 300 62960 60282 13 307 15 311 60282 57487 16 321 19 312 57487 54580 18 315 23 306 54580 51805 23 311 27 299 51805 49326 28 307 26 297 49326 47133 30 298 24 308 47133 45168 29 299 27 309 45168 43387 29 286 30 302 43387 41750 23 256 25 298 41750 40228 15 258 23 290 40228 38801 16 289 22 271 38801 37456 21 291 18 264 37456 36158 21 294 17 272 36158 34841 22 291 18 280 34841 33480 24 286 19 286 33480 32076 26 281 21 287 32076 30617 28 277 23 288 30617 29091 27 279 23 297 29091 27499 26 286 25 309 27499 25842 26 289 27 316 25842 24124 26 287 28 325 24124 22348 24 290 30 330 22348 20508 21 293 31 333 20508 18603 17 295 26 331 18603 16677 14 292 12 319 16677 14841 7 267 9 245 14841 13179 8 253 10 239 13179 11694 10*241 11 240 11694 10365 10*241 12 249 10365 9173 11 243 13*252 9173 8105 11 245 14*254 8105 7150 11 246 14 255 7150 6302 12 246 14 256 6302 5546 12 247 15 257 5546 4863 12 248 15 257 4863 4255 12 248 14 257 4255 3745 12 248 14 258 3745 3351 11 249 14 258 3351 3078 11 249 13 258 3078 2912 10 248 12 258 2912 2817 8 248 9 257 2817 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography